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$59+ Cheap flights from San Diego

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SAN — SYD
12 Oct — 19 Oct1
1 adult
1 adult, Economy

What to know about flights from San Diego

Discover essential information about flights departing from San Diego, including flight schedules, destinations, airlines operating at the San Diego airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 12 September 2025.

Good round-trip deal

$573 or less

Good one-way deal

$60 or less
Price to beat on a round-trip flight from San Diego.
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Price to beat on a one-way flight from San Diego.
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Find flights from San Diego

Cheapest flights from San Diego
Explore the most affordable flight options available from San Diego. Find the lowest fares based on data from user searches, with prices last updated on 12 September 2025.

Wed 12/1120:08SAN - SFO
Nonstop1h 53mAlaska Airlines
Sun 16/1107:00SFO - SAN
Nonstop1h 40mAlaska Airlines
Deal found 12/9$116
Fri 7/1112:00SAN - SFO
Nonstop1h 50mSouthwest
Tue 11/1105:30SFO - SAN
1 stop4h 25mSouthwest
Deal found 10/9$119
Sat 18/1011:40SAN - SFO
Nonstop1h 50mSouthwest
Wed 5/1109:25SFO - SAN
1 stop4h 10mSouthwest
Deal found 11/9$122
Thu 30/1014:55SAN - SFO
Nonstop1h 35mSouthwest
Sat 1/1110:55SFO - SAN
1 stop7h 10mSouthwest
Deal found 11/9$124
Wed 1/1016:15SAN - SFO
Nonstop1h 30mSouthwest
Tue 7/1017:50SFO - SAN
Nonstop1h 30mSouthwest
Deal found 11/9$127
Wed 5/1106:20SAN - SFO
1 stop5h 10mSouthwest
Wed 5/1114:05SFO - SAN
1 stop7h 05mSouthwest
Deal found 11/9$128
Thu 2/1019:35SAN - SFO
1 stop4h 10mSouthwest
Mon 6/1020:15SFO - SAN
Nonstop1h 30mSouthwest
Deal found 9/9$130
Wed 1/1013:05SAN - SFO
Nonstop1h 35mSouthwest
Mon 6/1020:15SFO - SAN
Nonstop1h 30mSouthwest
Deal found 11/9$131
Wed 5/1108:10SAN - SFO
Nonstop1h 45mSouthwest
Sat 22/1121:35SFO - SAN
Nonstop1h 30mSouthwest
Deal found 12/9$139
Mon 20/1020:55SAN - SFO
Nonstop1h 40mSouthwest
Wed 22/1005:30SFO - SAN
1 stop4h 55mSouthwest
Deal found 12/9$142
Thu 2/1022:18SAN - SFO
Nonstop1h 41mAlaska Airlines
Sun 5/1006:45SFO - SAN
Nonstop1h 44mAlaska Airlines
Deal found 12/9$146
Fri 24/1018:25SAN - HLN
1 stop22h 16mAlaska Airlines
Mon 27/1018:13HLN - SAN
2 stops21h 02mAlaska Airlines
Deal found 12/9$481

Find flights from San Diego within your budget

 
Find flights departing from San Diego that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 12 September 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Sydney

Route

Depart

Return

Price

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Sat 8/11

20:02-21:55

Nonstop1h 53m

San Francisco

Wed 19/11

07:00-08:40

Nonstop1h 40m

$116

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Thu 2/10

16:07-17:45

Nonstop1h 38m

San Francisco

Sun 5/10

06:15-07:56

Nonstop1h 41m

$116

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Wed 12/11

20:08-22:01

Nonstop1h 53m

San Francisco

Sun 16/11

07:00-08:40

Nonstop1h 40m

$116

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Fri 7/11

12:00-13:50

Nonstop1h 50m

San Francisco

Tue 11/11

05:30-09:55

1 stop4h 25m

$119

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Wed 1/10

16:15-17:45

Nonstop1h 30m

San Francisco

Tue 7/10

17:50-19:20

Nonstop1h 30m

$127

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Mon 20/10

20:55-22:35

Nonstop1h 40m

San Francisco

Wed 22/10

05:30-10:25

1 stop4h 55m

$142

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Sat 28/2

17:10-18:44

Nonstop1h 34m

San Francisco

Tue 3/3

16:30-18:04

Nonstop1h 34m

$152

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Wed 5/11

06:20-11:30

1 stop5h 10m

San Francisco

Sat 22/11

21:35-23:05

Nonstop1h 30m

$152

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Tue 4/11

08:00-14:25

2 stops6h 25m

San Francisco

Wed 5/11

14:05-21:10

1 stop7h 05m

$160

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Wed 12/11

20:08-22:01

Nonstop1h 53m

San Francisco

Tue 18/11

14:26-19:08

1 stop4h 42m

$161

Flights are sorted by cheapest return flights first.

Deals found on 9/9

Showing 1-10 of 60 results
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Best time to book a flight from San Diego

Have a flexible travel schedule? Discover the best time to fly from San Diego with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from San Diego

Get recent, data-driven insights about flights from San Diego including ideal travel times, pricing trends, and more.

When is the best time to book a flight from San Diego?

Use this chart to determine the optimal time to book a return flight from San Diego to Sydney. Price data was last updated on 29 August 2025.

The best time to book flights from San Diego is 56 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Diego?

Currently, April is the cheapest month in which you can book a flight from San Diego (average of $731). Flying from San Diego in January will prove the most costly (average of $1,588). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from San Diego?

When flying from San Diego check dates and pricing for the following: United Airlines. As it departs for the following popular destinations: Sydney.

United Airlines
United Airlines
From $728
Qatar Airways
Qatar Airways
From $751

What are popular destinations to fly to from San Diego?

San Diego offers frequent flights to Chicago (603 flights per day), San Francisco (505 flights per day) and New York (402 flights per day).

Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From $32
Los Angeles
Los Angeles
From $203
Chicago
Chicago
From $73
Phoenix Sky Harbor Intl
Phoenix Sky Harbor Intl
From $105

What is the cheapest place to fly to from San Diego?

The cheapest city to fly to from San Diego is Las Vegas Harry Reid Intl, with prices starting at $48. Explore other affordable destinations below.

Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From $32
Chicago
Chicago
From $73
Phoenix Sky Harbor Intl
Phoenix Sky Harbor Intl
From $105
Kahului
Kahului
From $131

Airline reviews for flights from San Diego

Get insights into the airlines that provide service from San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from San Diego. In the last 7 days, Cheapflights users made a total of 647,157 searches.
Read reviews from past customers who have flown United Airlines from San Diego. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews
Check prices

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews
Check prices

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Browse thousands of different options on Cheapflights for your next trip

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Direct flights from California

Book a direct flight from one of these other cities located in California.
Direct flights from Los Angeles
Direct flights from San Francisco
Direct flights from San Jose
Direct flights from Fresno
Direct flights from Palm Springs

Related info for your journey

Access useful and relevant information related to your journey from San Diego. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 12 September 2025.

  • What are the most popular destinations to fly to from San Diego?

    For the current month, the most popular flights from San Diego are Boston, Chicago, Atlanta. Boston, Chicago, Atlanta are the most popular locations from San Diego year round.

  • What is the cheapest flight from San Diego to anywhere?

    Users have flown out of San Diego for as low as $48 to Las Vegas (prices may vary depending on the airline and departure time). On average, users have booked flights for $302 to fly from San Diego.

  • What is the cheapest premium economy flight from San Diego?

    Options for some of the cheapest premium economy flights from San Diego we have found on Cheapflights are as follows:
    Fly from San Diego to London Heathrow Airport starting at $2,771
    Fly from San Diego to Seattle starting at $2,880

  • What is the cheapest first class flight from San Diego?

    If you’re looking to fly first-class from San Diego to anywhere, put Philadelphia on your list as prices start at $2,426 for this destination.

  • What is the cheapest month to fly from San Diego?

    Currently, the cheapest month for flights from San Diego is April. The most expensive month for flights is January. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from San Diego?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Diego. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

  • Why should you use Cheapflights to find cheap flight tickets from San Diego?

    Millions of users choose and trust Cheapflights to book the best flight deals from San Diego for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

  • Can Cheapflights find flights from San Diego with no change fees?

    Cheapflights does show flights with no change fees to all users. To see these options for flights from San Diego, users can toggle the no change fees filter when performing a flight search.

  • Can Cheapflights notify me if prices for flights from San Diego become cheaper?

    Yes! Start tracking prices for flights from San Diego today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

See more FAQs

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Diego?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Diego. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from San Diego?

Millions of users choose and trust Cheapflights to book the best flight deals from San Diego for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from San Diego with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from San Diego, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from San Diego become cheaper?

Yes! Start tracking prices for flights from San Diego today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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